SERVICE MANUAL - Nexo

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LKJIHGFEDCBANXAMP4x4■ CIRCUIT DIAGRAM 14/15 (PSANHA/PSANHB 2/3)1PSANHA onlyPrimarySecondary2PSANHB onlyXX3PSANHA onlyXXPSANHA onlyto OUTANH_W101to CONTROL_CN0114to OUTANH_W102PSANHA onlyPSANHA only5PSANHBonlyto OUTANH_W801PSANHB onlyPSANHA onlyPSANHA only6PSANHA onlyPSANHA onlyPrimarySecondary78XX : Not installed See parts list for details of circuit board component parts.28CC1-2001022145-20 422
QPONMLKJIHGFEDCBANXAMP4x4■ CIRCUIT DIAGRAM 15/15 (PSANHA/PSANHB 3/3)PrimarySecondary1to PAANH_W402ANHANHto OUTANH_W802to OUTANH_W8032J, U modelsto PAANH_W404ANHTo FANto PAANH_W4033CHN modelANH4to PAANH_W4015PSANHBPSANHAto CONTROL_CN007to CONTROL_CN0086J, U modelsANHto PAANH_W402ANHto PAANH_W403to PAANH_W404to OUTANH_W804to OUTANH_W8057ANHTo FANCHN model8XXto PAANH_W4019ANH10Note:PrimarySecondary11,XX : Not installed 28CC1-2001022145-30 712See parts list for details of circuit board component parts.23
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SERVICE MANUAL■ CONTENTS PANEL LA
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NXAMP4x4■ PANEL LAYOUT • Front
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NXAMP4x4■ SERVICE PRECAUTIONS Saf
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NXAMP4x4■ OVERALL ASSEMBLY WIRING
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NXAMP4x43. Wiring of the FANConnect
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NXAMP4x4d, e) Fix the wires to the
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NXAMP4x4CN401YELLOW Fig. 20 NOTE:
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NXAMP4x4b-3) Then fasten these wire
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NXAMP4x4At the stage as shown in Fi
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NXAMP4x4o) Fasten the wires (WK0208
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NXAMP4x48. Color of the connectors
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NXAMP4x412. Confirmation of Switch
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NXAMP4x4■ DISASSEMBLY PROCEDURES
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NXAMP4x43. PSANHA Circuit Board(Tim
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NXAMP4x45. PSANHB Circuit Board(Tim
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NXAMP4x48. Upper left (CH1) PA unit
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NXAMP4x412. Front Panel Assembly(Ti
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NXAMP4x416. Lower left DC Fan(Time
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■ LSI PIN DESCRIPTION NXAMP4x4
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NXAMP4x4CS4272-CZZR (X8487A0)CODECC
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NXAMP4x4NJU7630-M (X8682A0)Regulato
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NXAMP4x4SN74LVC157APWR (X6786A0)Dat
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NXAMP4x4• INANH Circuit Boardto C
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NXAMP4x4• CONTROL Circuit BoardAA
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NXAMP4x4• CONTROL Circuit BoardBP
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NXAMP4x4• OUTANH Circuit BoardPat
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NXAMP4x4• PN-AN Circuit BoardAEnc
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NXAMP4x4• PN-AN Circuit BoardBPat
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NXAMP4x4• PAANH Circuit BoardAA't
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NXAMP4x4• PSANHA, PSANHB Circuit
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NXAMP4x4• PSANHA, PSANHB Circuit
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NXAMP4x4• NX-DFLT Circuit BoardEx
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NXAMP4x43. Operation3-1. Entry of t
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NXAMP4x4Switch the GPI jig to the G
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NXAMP4x44-15. ANALOG testPress the
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NXAMP4x4■ 71
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NXAMP4x4 73
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NXAMP4x4 7
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NXAMP4x4
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NXAMP4x41-5. Other0 dBu is defined
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NXAMP4x44-7. Channel separation1) G
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NXAMP4x4■
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NXAMP4x4
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NXAMP4x4
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NXAMP4x45) Click the [Create] butto
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NXAMP4x4 91
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NXAMP4x4■ OVERALL ASSEMBLY 1/2 8
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NXAMP4x4■ OVERALL ASSEMBLY 2/2 2
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NXAMP4x4REF NO. PART NO. DESCRIPTIO
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NXAMP4x4REF NO. PART NO. DESCRIPTIO
Page 101 and 102: NXAMP4x4■ LOCATIONS OF HEAT SINK
Page 103 and 104: NXAMP4x4■ HEAT SINK UNIT L100 PS
Page 105 and 106: NXAMP4x4■ HEAT SINK UNIT L60 PSA
Page 107 and 108: NXAMP4x4■ HEAT SINK UNIT L50 PSA
Page 109 and 110: NXAMP4x4■ HEAT SINK UNIT MP-5 PA
Page 111 and 112: NXAMP4x4■ ELECTRICAL PARTS REF NO
Page 113 and 114: NXAMP4x4REF NO. PART NO. DESCRIPTIO
Page 115 and 116: NXAMP4x4CONTROLREF NO. PART NO. DES
Page 123 and 124: NXAMP4x4PAANHREF NO. PART NO. DESCR
Page 131 and 132: NXAMP4x4CIRCUIT DIAGRAM■ CONTENTS
Page 133 and 134: KJIHGFEDCBANXAMP4x4■ WIRING DIAGR
Page 135 and 136: HGFEDCBANXAMP4x4■ BLOCK DIAGRAM 2
Page 137 and 138: HGFEDCBANXAMP4x4■ BLOCK DIAGRAM 4
Page 139 and 140: QPONMLKJIHGFEDCBANXAMP4x4■ CIRCUI
Page 145 and 146: HGFEDCBANXAMP4x4■ CIRCUIT DIAGRAM
Page 149 and 150: LKJIHGFEDCBANXAMP4x4■ CIRCUIT DIA
Page 151: LKJIHGFEDCBANXAMP4x4■ CIRCUIT DIA
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SERVICE MANUAL - Nexo

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